Mantry, Rajesh Kumar, and Soni Kumari. “Study on Mechanical and Durability Properties of M30 and M40 Sustainable Concrete Containing Copper Slag and Eggshell Powder”. NG Civil Engineering 2, no. 3 (October 1, 2026): 1–8. Accessed October 24, 2026. https://ngenpub.com/index.php/ngce/article/view/292.